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Oval|Lab Grown|IGI

1.27ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG447000617

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000617

Diamond specifications and retailer prices

From €574 EUR
$641 USD
As of October 29, 2026
Save €2,247 EUR (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,820 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.27ct lab-grown oval diamond

This 1.27ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447000617 or 447000617. Listed at 11 retailers as of October 29, 2026, with prices from €574 to €2,820, a €2,247 spread on the same certified stone. MOH London lists it at €2,820. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.27
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000617
Dimensions8.41 × 6.19 × 3.86 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.41 mm6.19 mm1.27 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447000617
Side View
Table 60.0%Crown 35.5°Girdle: MED-THKPavilion 41.4°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,820 EUR|Low: €551 EUR|High: €2,840 EUR|Avg: €1,181 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8€574 EUR
Retailer 12€625 EUR
Retailer 13€643 EUR
Retailer 3€666 EUR
Retailer 9€666 EUR
Retailer 7€823 EUR
Retailer 2€1,010 EUR
Retailer 4€1,082 EUR
Retailer 10€1,088 EUR
Retailer 6€1,702 EUR
Retailer 11€1,873 EUR
Retailer 5€1,907 EUR
MOH London€2,820 EUR

37 data points across 13 retailers

11 retailers€574 EUR to €2,820 EUR

B+
Cheapest Retailer
-
€574 EUR
$641 USD
B+
Retailer 2
-
€625 EUR
$698 USD
View
B+
Retailer 3
-
€643 EUR
$718 USD
View
Final sale: no returns
Retailer 4
-
€666 EUR
$744 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
€666 EUR
$744 USD
View
B+
Retailer 6
-
€823 EUR
$920 USD
View
B
Retailer 7
-
€1,010 EUR
£889 GBP
View
B
Retailer 8
-
€1,088 EUR
$1,215 USD
View
B
Retailer 9
-
€1,702 EUR
$1,901 USD
View
B
Retailer 10
-
€1,873 EUR
$2,092 USD
View
Most Expensive
B
MOH London
LG447000617 · Oct 29
€2,820 EUR
£2,481 GBP
View
10 more retailers have this diamond
Prices start from €574 EURSave up to €2,247 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.27ct Oval
€574 EUR